public void testAddCompletion() {
CompletionInfo ci = new CommandCompletions();
ci.addCompletion("full-1");
ci.addCompletion("full-2", false);
ci.addCompletion("partial", true);
SortedSet<String> completions = ci.getCompletions();
Assert.assertEquals(3, completions.size());
Iterator<String> it = completions.iterator();
Assert.assertEquals("full-1 ", it.next());